As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ELECTRIC SMELL NOTED IN THE CABIN. INSPECTED AND FOUND TO BE CAUSED BY THE CABIN OVERHEAD LIGHTS. DEACTIVATED THE OVERHEAD LIGHTS AND PLACED ON MEL. AIRCRAFT RETURNED TO SERVICE. MEL CLEARED BY REPLACING THE FORWARD LAMP HOLDER AT ROW 7DE. OPERATIONAL CHECKS GOOD.